134 CHAPTER SEVENTEEN The Keys to the Kingdom Are Missing “There’s a zero percent chance the Russians or Chinese have received any documents.” --Edward Snowden in Moscow The critical missing piece in Snowden enigma is the whereabouts of the NSA documents. Greenwald told the Associated Press that the documents that Snowden had taken from the NSA constituted " the instruction manual for how the NSA is built" and they "would allow somebody who read them to know exactly how the NSA does what it does, which would in turn allow them to evade that surveillance or replicate it." Snowden indeed said on camera in June 2013 that NSA investigators would have “a heart attack” when they discovered the extent the breach. Ledgett, the NSA official who it will be recalled had conducted the damage assessment, while not having a heart attack, confirmed that the files Snowden had taken a massive number of files, which he pout at over one million documents, and, among them, what he deemed the NSA’s “keys to the kingdom.” These so-called “keys to the kingdom” presumably could open up the mechanism through the United States learns about the secret activities of other nations, and, by doing so, bring down the American signals intelligence system that had for 60 years monitored government communications. It had also kept track of adversaries’ missile telemetry, submarine movements, and nuclear proliferation. The Snowden breach was not without precedent at the NSA. There had been two Russian spies at the NSA during the Cold War, Jack Dunlap and David Boone who took a limited number of documents, but no one since the end of the Cold War had taken a single NSA classified document. Now an insider removed, by any count, tens of thousands of NSA’s documents. Moreover, many of these documents were classified “TS/SCI’—Top Secret, Sensitive Compartmentalized Information—which, as NSA secrets went, were the gold standard of espionage. Whatever the assessment of Snowden’s motivation, the single q